<step [title]="'Playbook Configuration JSON'">
  <div class="form-group" [ngClass]="{'has-error': !isJsonValid()}">
    <textarea
      class="form-control mono"
      rows="24"
      name="configuration"
      [(ngModel)]="jsonConfiguration"
      (ngModelChange)="applyChanges($event)"
      [readonly]="isReadOnly"
      focused
    ></textarea>
  </div>
</step>